14 engravings taken from Diego
Clemencín's edition of the Quijote (1833),
including 12 scenes from the novel, a portrait of Clemencín
and an artist's rendition of what Cervantes might have looked like. These
engravings are in the public domain; no permission is needed to use
them.

8 engravings from an edition of
Historia de los trabajos de Persiles y Sigismunda,
published in 1805. The engravings are in the public domain; no permission
is needed to use them.